14568247
Description
Flashcards by Elizabeth Lockwood, updated more than 1 year ago
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Created by Elizabeth Lockwood
almost 6 years ago
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| Question | Answer |
| Adaptations | Characteristics that help an organism survive or reproduce |
| Symbiosis | Interdependent relationships organisms live together |
| Parasitism | 1 harmed 1 benefited Dog and flee |
| Mutualism | Both benefit Cleaning fish and shark |
| Commensalism | 1 benefit 1 not harmed Clown fish and coral |
| Compedetor | organisms that live in the same ecosystem compete for the same food source. |
| Endangered | Close to extinction Tasmanian Devil |
| Rare | Not many spread over a large area Leafy sea dragon |
| Vunerable | Rapidly declining in numbers Green sea turtle |
| Habitat | Where an organism lives that provides the things it needs to survive. |
| Ecosystem | Where 2 organisms interact. |
| Biosphere | Where all organisms live |
| Biotic | Living factors an organism needs to survive Mating partner, prey, tree - shelter, tree - protection |
| Aboitic | Non-living things an organism needs to survive Water, sunlight, temperature, wind, oxygen, shelter |
| If a lion was eating an animal, why would it not by symbios | It must be alive, it is 2 organism living together. |
| Sustainable ecosystem | An ecosystem that is diverse and able to provide for the needs of the organism living there over a long period of time. |
| Fire | Bur trees to allow for new growth and fire scares animals to catch and hunt. |
| Introduced species | Introduce a new organism to an organism. |
| Biological Control | Introduce species to control numbers of a another organism. |
| Examples of biological control | Pricky pear Cane toad Rabbits. |
| Logging | Cutting down trees to make timber; destoying habitats because no trees. Homes and food sources lost. More light reaches ground different types of plants grow. |
| Agriculture | Taking away native vegetative to make room for agriculture. Provide different habitats |
| Mining | Open cut mining causes major damage to the environment. removes soil, rocks and all present habitats destroyed. |
| Urbanisation | Towns and cities built on natural ecosystem that animals used to live in. Some animals adapt to the new environment. E.g. some possums live in roofs. |
| When drawing food web or chain use; | Pencil, ruler, label, boxes |
| Order of food chain | Producer, primary consumer, secondary consumer, Tertiary consumer, Apex predator, decomposer. |
| Food chain example | Grass, caterpillar, bird, snake, eagle, mushroom |
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